Method of forming visible image for on-press developable lithographic printing plate
    472.
    发明申请
    Method of forming visible image for on-press developable lithographic printing plate 有权
    形成可印刷可印刷平版印刷版的可见图像的方法

    公开(公告)号:US20080280234A1

    公开(公告)日:2008-11-13

    申请号:US11810710

    申请日:2007-06-05

    Abstract: A method of forming visible image on an on-press developable lithographic printing plate is described. The plate comprises on a substrate a photosensitive layer developable with ink and/or fountain solution and capable of hardening upon exposure to a radiation. The plate is imagewise exposed with a radiation, overall treated with a discoloring agent to form visible image or enhanced visible image, and then on-press developed with ink and/or fountain solution. The formation of visible image allows easy identification or inspection of the plate by the pressman before mounting on press.

    Abstract translation: 描述了在压制显影平版印刷版上形成可见图像的方法。 该板在基板上包括可用油墨和/或润版液显影的感光层,并且能够在暴露于辐射时硬化。 将板用辐射成像曝光,总体用变色剂处理以形成可见光图像或增强的可见光图像,然后用油墨和/或润版液进行压制显影。 形成可见图像可以在安装在印刷机上之前让印刷人轻松识别或检查印版。

    Method of Making a Lithographic Printing Plate
    473.
    发明申请
    Method of Making a Lithographic Printing Plate 失效
    制作平版印刷版的方法

    公开(公告)号:US20080274428A1

    公开(公告)日:2008-11-06

    申请号:US12093602

    申请日:2006-11-09

    Applicant: Marc Van Damme

    Inventor: Marc Van Damme

    Abstract: A method of making a lithographic printing plate includes the steps of: a) providing a lithographic printing plate precursor including (i) a support having a hydrophilic surface or which is provided with a hydrophilic layer, (ii) a coating on the support including a photopolymerizable layer, a top layer and, optionally, an intermediate layer between the photopolymerizable layer and the support, wherein the photopolymerizable layer includes a polymerizable compound, a polymerization initiator, and a binder, b) image-wise exposing the coating in a plate setter, c) optionally, heating the precursor in a pre-heating unit, and d) treating the precursor in a gumming station, the gumming station including a first and at least a second gumming unit, wherein the precursor is washed in the first gumming unit by applying a gum solution to the coating thereby removing at least a portion of the top layer, and wherein, subsequently, the precursor is developed in the second gumming unit with a gum solution thereby removing non-exposed areas of the photopolymerizable layer from the support and gumming the plate in a single step.

    Abstract translation: 制备平版印刷版的方法包括以下步骤:a)提供平版印刷版前体,其包括(i)具有亲水性表面的或具有亲水层的载体,(ii)载体上的涂层,包括 可光聚合层,顶层和可选择地在可光聚合层和载体之间的中间层,其中可光聚合层包括可聚合化合物,聚合引发剂和粘合剂,b)将成像曝光在印版机中的涂层 ,c)任选地,在预热单元中加热所述前体,以及d)在上胶台中处理所述前体,所述涂胶站包括第一和至少第二上胶单元,其中所述前体在第一上胶单元 通过将胶溶液施加到涂层上,从而除去顶层的至少一部分,并且其中,随后,前体在第二上胶单元中用胶体显影 从而从支撑体除去可光聚合层的未曝光区域,并在单一步骤中涂覆该板。

    Image recording material
    474.
    发明授权
    Image recording material 失效
    图像记录材料

    公开(公告)号:US07445882B2

    公开(公告)日:2008-11-04

    申请号:US11889228

    申请日:2007-08-10

    Abstract: Provided is an image recording material capable of being directly recorded by various kinds of lasers, excellent in alkali-developability by alkaline developer and capable of forming an image which is good in curability by exposure. The image recording material is characterized by including on a support: an image recording layer containing a binder polymer (A); a compound (B) having a polymerizable unsaturated group, and a polymerization initiator (C); and a layer containing an organic ionic polymer (a) formed of a non-metallic element and an inorganic layered compound (b) that are layered in this order. It is preferable that the image recording layer further contains a dye (D) having an absorption maximum in a region of 300 to 1,200 nm, and it is preferable that the binder polymer (A) is a polymer having an alkali-soluble group.

    Abstract translation: 提供一种图像记录材料,其能够通过碱性显影剂具有优异的碱显影性的各种激光直接记录并且能够形成通过曝光具有良好的固化性的图像。 图像记录材料的特征在于在载体上包括含有粘合剂聚合物(A)的图像记录层; 具有聚合性不饱和基团的化合物(B)和聚合引发剂(C); 以及含有由非金属元素形成的有机离子聚合物(a)和无机层状化合物(b)的层。 优选的是,图像记录层还含有在300〜1200nm的范围内具有吸收最大值的染料(D),并且粘合剂聚合物(A)优选为具有碱溶性基团的聚合物。

    Method of Making a Lithographic Printing Plate
    476.
    发明申请
    Method of Making a Lithographic Printing Plate 有权
    制作平版印刷版的方法

    公开(公告)号:US20080254391A1

    公开(公告)日:2008-10-16

    申请号:US12093600

    申请日:2006-11-09

    Applicant: Marc Van Damme

    Inventor: Marc Van Damme

    Abstract: A method of making a lithographic printing plate includes the steps of: a) providing a lithographic printing plate precursor including (i) a support having a hydrophilic surface or which is provided with a hydrophilic layer, (ii) a coating on the support including a photopolymerizable layer and, optionally, an intermediate layer between the photopolymerizable layer and the support, wherein the photopolymerizable layer includes a polymerizable compound, a polymerization initiator and a binder, b) image-wise exposing the coating in a plate setter, c) optionally, heating the precursor in a pre-heating unit, d) treating the precursor in a gumming station, including a first and at least a second gumming unit, wherein the precursor is consecutively developed in the first and the second gumming unit with a gum solution, thereby removing non-exposed areas of the photopolymerizable layer from the support and gumming the plate in a single step.

    Abstract translation: 制备平版印刷版的方法包括以下步骤:a)提供平版印刷版前体,其包括(i)具有亲水性表面的或具有亲水层的载体,(ii)载体上的涂层,包括 可光聚合层和可选择地在可光聚合层和载体之间的中间层,其中可光聚合层包括可聚合化合物,聚合引发剂和粘合剂,b)以平版印刷方式将涂层暴露在印版机中,c)任选地, 在预热单元中加热前体,d)在涂胶站中处理前体,包括第一和至少第二上胶单元,其中前体在第一和第二上胶单元中用胶溶液连续显影, 从而从支持体中除去可光聚合层的未曝光区域,并在单一步骤中涂覆该平板。

    Method for colored image formation
    480.
    发明授权
    Method for colored image formation 有权
    彩色图像形成方法

    公开(公告)号:US07402374B2

    公开(公告)日:2008-07-22

    申请号:US11138538

    申请日:2005-05-27

    Abstract: A method for forming a colored image with good visibility on a lithographic printing plate precursor by exposure to a laser light, particularly, a method for forming a colored image with good visibility on a lithographic printing plate precursor which is developable on a printing press, the method for forming a colored image comprising: exposing a lithographic printing plate precursor to a laser light; and heating or exposing the entire lithographic printing plate to form a colored image, wherein the lithographic printing precursor comprises a support and a photosensitive-thermosensitive layer capable of recording an image by exposure to an infrared laser, the photosensitive-thermosensitive layer containing an infrared absorbent and a discoloring material that undergoes color change upon exposure.

    Abstract translation: 特别是通过曝光于激光来形成平版印刷版原版上具有良好可见度的着色图像的方法,特别是在印刷机上可显影的平版印刷版原版上形成具有良好可见性的彩色图像的方法, 用于形成彩色图像的方法,包括:将平版印刷版前体暴露于激光; 并且加热或曝光整个平版印刷版以形成彩色图像,其中平版印刷前体包括支持体和能够通过暴露于红外激光而记录图像的光敏热敏层,所述光敏热敏层含有红外吸收剂 以及在曝光时经历变色的变色材料。

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